<template>
	<view>
		<view v-for="(item,i) in goodsList " :key="i" @click="gotoDetail(item)">
			<my-goods :goods="item"></my-goods>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 请求参数对象
				queryObj: {
					// 查询关键词
					query: '',
					// 商品分类Id
					cid: '',
					// 页码值
					pagenum: 1,
					// 每页显示多少条数据
					pagesize: 10,
					//节流阀
					isloading :false
				},
				goodsList: [],
				total: 0
			}

		},
		onLoad(options) {
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.cid || ''
			this.getGoodsList()
		},
		methods: {
			async getGoodsList(cb) {
				this.isloading = true
				const {
					data: res
				} = await uni.$http.get("/api/public/v1/goods/search", this.queryObj)
				// ** 关闭节流阀
			
			 this.isloading = false
			   cb && cb()
				if (res.meta.status !== 200) return uni.$showMsg()
				// this.goodsList = res.message.goods
				 this.goodsList = [...this.goodsList, ...res.message.goods]
				this.total = res.message.total
				
				// console.log(this.goodsList)
				
			},
			// onPullDownRefresh(){
				
			// 	this.getGoodsList()
			// },
			onReachBottom:function(){
				if (this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('数据加载完毕！')
				if (this.isloading) return
				 // 让页码值自增 +1
				  this.queryObj.pagenum += 1
				  // 重新获取列表数据
				  this.getGoodsList()
				 wx.stopPullDownRefresh();
			},
			// 下拉刷新的事件
			onPullDownRefresh() {
			  // 1. 重置关键数据
			  this.queryObj.pagenum = 1
			  this.total = 0
			  this.isloading = false
			  this.goodsList = []
			
			  // 2. 重新发起请求
			  this.getGoodsList(() => uni.stopPullDownRefresh())
			},
			//商品详情页面跳转
			gotoDetail(item){
				uni.navigateTo({
					url:  '/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
				})
			}
		}
	}
</script>

<style lang="scss">
	.goods-list-item {
		background-color: #fff;
		border-bottom: 1px solid #f0f0f0;
		display: flex;

		.img-item {
			width: 100px;
			height: 100px;
			display: block;
			// padding-right: 10px;
		}

		.item-right {
			padding-left: 25px;
			display: flex;
			flex-direction: column;
			justify-content: space-between;

			.item-title {
				font-size: 13px;
			}

			.item-price {
				color: red;
				// line-height: 10px;

			}
		}
	}
</style>
